.contact-bg{
    background: url("../img/images/bg27.jpg") 50% center / cover no-repeat;
    height: 46.875rem;
    background-repeat: no-repeat;
    background-size: 100% 100%;
    width: 100%;
    position: relative;
}
.phone{
    position: absolute;
    bottom: 115px;
    left: 10%;
}
.phone div{
    font-size: 40px;
    color: #fff;
    font-family: "Impact";
    letter-spacing: 7px;
}
.phone div:nth-child(1){
    font-size: 30px;
    color: #fff;
    letter-spacing: 8px;
    margin-bottom: 14px;
}
.introduce{
    background-color: #F0F0F0;
    color: #555555;
}
.introduce-content{
    width: 80%;
    margin: 0 auto;
}
.introduce-left,.introduce-right{
    width: 50%;
    padding: 90px 0;
}
.motto-map{
    position: relative;
    height: 580px;
}

.motto-top{
    height: 600px;
}

.motto-bottom{
    position: absolute;
    top: 50%;
    left: 19%;
    transform: translateX(-50%) translateY(-50%);
    color: white;
}
.motto-bottom-title{
    background: #313131;
    width: 26.6875rem;
    padding: 1.4375rem 1.5625rem;    
}

.motto-bottom-title dd{
    font-size: 2rem;
    color: #fff;
    margin-bottom: 1.875rem;
}
.motto-bottom-title dd span{
    font-size: 1.5rem;
    margin-left: .9375rem;    
}

.motto-bottom-title dt p{
    color: #fff;
    font-size: 14px;
    line-height: 35px;
    margin-bottom: 0;
}

.motto-img{
    height: 13.4375rem;
    width: 26.6875rem;
    background-color: red;
}

@media (max-width:1024px) {
    .contact-bg{
        height: 340px;
    }
    .phone{
        text-align: center;
        padding-top: 210px;
        position: static;
    }
    .phone div{
        font-size: 10px;
    }
    .phone div:nth-child(1){
        font-size: 16px;
    }
    .introduce-content{
        width: 90%;
        line-height: 30px;
    }
    .introduce-left, .introduce-right{
        float: none;
        width: 100%;
    }
    .introduce-left{
        padding: 30px 0 0;
    }
    .motto-bottom{
        display: none;
    }
    .motto-map{
        height: auto;
    }
}

@media (max-width:768px) {
    .contact-bg{
        height: 140px;
    }
    .phone{
        text-align: center;
        padding-top: 50px;
        position: static;
    }
    .phone div:nth-child(1){
        font-size: 14px;
    }
}
